SC488ML View Datasheet(PDF) - Semtech Corporation

Part Name

Description

MFG CO.

SC488ML

Complete DDR1/2/3 Memory Power Supply

Semtech Corporation 

POWER MANAGEMENT

Application Information (Cont.)

SC488

VTT

VBAT

REF

5V

VDDQ

VDDQ

D1

5V

MBR0530

C4

1uF

C5

10uF

0805

C6

10uF

0805

R2 1MEG

R5

C13

1nF

C8

0.1uF

C7

10uF

0805

1

2

3

R3

10R

4

10R 5

6

PGND2

VTTS

VSSA

TON

REF

VCCA

C14

C15

1uF

1uF

C16

0.1uF

C1 0.1uF

Q1

IRF7811

L1

1.5uH

C2

10uF/25V

1210

VBAT

C3

10uF/25V

1210

U1

SSC448808

Vishay IHLP-5050

Q2

IRF7832

VDDQ

PGND1 18

PGND1 17

ILIM 16

VDDP 15

14

VDDP

PGD 13

PAD PAD

R1

5.62K

C9* + C10* +

220uF/12m 220uF/12m

*Sany o 4TPL220MC

C11

0.1uF

5V

C12

1uF

R4

10K

PGOOD

EN/PSV

VTT_EN

1.8V fixed: connect to 5V

2.5V fixed: connect to VSSA

Adjustable 1.5V-3.0V: connect to divider netw ork

Figure 7 - Reference Design

© 2006 Semtech Corp.

19

www.semtech.com

Share Link: